./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3323554ed5d8a95c631cfba7b209abf31440dbfb83bb65542e5f9a71f94c9b4b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:56,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:57,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:57,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:57,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:57,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:57,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:57,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:57,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:57,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:57,125 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:57,126 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:57,127 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:57,129 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:57,129 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:57,130 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:57,130 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:57,131 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:57,131 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:57,132 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:57,133 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:57,134 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:57,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:57,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:57,136 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:57,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:57,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:57,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:57,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:57,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:57,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:57,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:57,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:57,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:57,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:57,142 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:57,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:57,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:57,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:57,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:57,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:57,145 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:57,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:57,145 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:57,146 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:57,146 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:57,147 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:57,147 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3323554ed5d8a95c631cfba7b209abf31440dbfb83bb65542e5f9a71f94c9b4b [2023-11-23 21:28:57,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:57,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:57,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:57,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:57,512 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:57,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:00,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:29:00,981 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:29:00,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:00,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/0065735c6/c86c4b6a756f444293985bcfbad2da5e/FLAGe01d850e9 [2023-11-23 21:29:01,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/0065735c6/c86c4b6a756f444293985bcfbad2da5e [2023-11-23 21:29:01,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:29:01,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:29:01,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:01,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:29:01,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:29:01,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a28cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01, skipping insertion in model container [2023-11-23 21:29:01,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:29:01,273 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i[915,928] [2023-11-23 21:29:01,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:01,421 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:29:01,433 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i[915,928] [2023-11-23 21:29:01,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:01,517 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:29:01,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01 WrapperNode [2023-11-23 21:29:01,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:01,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:01,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:29:01,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:29:01,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,639 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2023-11-23 21:29:01,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:01,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:29:01,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:29:01,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:29:01,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:29:01,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:29:01,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:29:01,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:29:01,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (1/1) ... [2023-11-23 21:29:01,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:29:01,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:01,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:29:01,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:29:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:29:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:29:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:29:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:29:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:29:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:29:01,980 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:29:01,983 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:29:02,781 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:29:03,190 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:29:03,190 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:29:03,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:03 BoogieIcfgContainer [2023-11-23 21:29:03,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:29:03,196 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:29:03,196 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:29:03,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:29:03,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:29:01" (1/3) ... [2023-11-23 21:29:03,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3689147b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:03, skipping insertion in model container [2023-11-23 21:29:03,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:01" (2/3) ... [2023-11-23 21:29:03,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3689147b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:03, skipping insertion in model container [2023-11-23 21:29:03,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:03" (3/3) ... [2023-11-23 21:29:03,206 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:03,230 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:29:03,231 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:29:03,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:29:03,314 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7cd09709, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:29:03,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:29:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:29:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-23 21:29:03,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:03,339 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:03,340 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:03,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:03,348 INFO L85 PathProgramCache]: Analyzing trace with hash -933676900, now seen corresponding path program 1 times [2023-11-23 21:29:03,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:03,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701635723] [2023-11-23 21:29:03,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:03,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:03,646 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:29:03,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [645428734] [2023-11-23 21:29:03,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:03,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:29:03,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:03,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:29:03,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:29:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:29:03,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:29:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:29:04,370 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:29:04,374 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:29:04,376 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:29:04,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:04,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:29:04,596 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:29:04,600 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:29:04,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:29:04 BoogieIcfgContainer [2023-11-23 21:29:04,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:29:04,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:29:04,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:29:04,783 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:29:04,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:03" (3/4) ... [2023-11-23 21:29:04,787 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:29:04,788 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:29:04,790 INFO L158 Benchmark]: Toolchain (without parser) took 3754.87ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 86.4MB in the beginning and 110.7MB in the end (delta: -24.3MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,790 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:29:04,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.39ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 69.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.24ms. Allocated memory is still 125.8MB. Free memory was 69.4MB in the beginning and 62.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,793 INFO L158 Benchmark]: Boogie Preprocessor took 95.76ms. Allocated memory is still 125.8MB. Free memory was 62.9MB in the beginning and 59.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,793 INFO L158 Benchmark]: RCFGBuilder took 1455.19ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 103.6MB in the end (delta: -44.0MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,794 INFO L158 Benchmark]: TraceAbstraction took 1586.50ms. Allocated memory is still 153.1MB. Free memory was 103.6MB in the beginning and 110.7MB in the end (delta: -7.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-23 21:29:04,795 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 153.1MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:29:04,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.39ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 69.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.24ms. Allocated memory is still 125.8MB. Free memory was 69.4MB in the beginning and 62.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.76ms. Allocated memory is still 125.8MB. Free memory was 62.9MB in the beginning and 59.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1455.19ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 103.6MB in the end (delta: -44.0MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1586.50ms. Allocated memory is still 153.1MB. Free memory was 103.6MB in the beginning and 110.7MB in the end (delta: -7.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 153.1MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 126, overapproximation of someUnaryDOUBLEoperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someBinaryArithmeticFLOAToperation at line 113. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_6 = -8; [L24] unsigned short int var_1_7 = 16; [L25] unsigned char var_1_8 = 1; [L26] unsigned short int var_1_10 = 47037; [L27] unsigned char var_1_12 = 1; [L28] float var_1_13 = 1.2; [L29] float var_1_14 = 100000000000.25; [L30] float var_1_15 = 25.4; [L31] float var_1_16 = -0.8; [L32] float var_1_17 = 10000000.625; [L33] float var_1_18 = 0.19999999999999996; [L34] float var_1_19 = -0.25; [L35] float var_1_20 = 0.6; [L36] signed char var_1_21 = -128; [L37] signed char var_1_22 = 4; [L38] signed char var_1_23 = 10; [L39] unsigned char var_1_24 = 64; [L40] signed long int var_1_25 = 1939664001; [L41] unsigned char var_1_26 = 1; [L42] signed short int var_1_27 = 1; [L43] signed char var_1_28 = -100; [L44] signed long int var_1_30 = -2; [L45] unsigned long int var_1_31 = 64; [L46] double var_1_32 = 99.4; [L47] unsigned char var_1_33 = 128; [L48] unsigned char var_1_34 = 64; [L49] unsigned char var_1_35 = 64; [L50] unsigned char var_1_36 = 200; [L51] unsigned char var_1_37 = 2; [L52] signed char var_1_38 = -5; [L53] signed char var_1_39 = -10; [L54] signed short int last_1_var_1_27 = 1; [L55] unsigned char last_1_var_1_33 = 128; [L56] signed char last_1_var_1_38 = -5; [L216] isInitial = 1 [L217] FCALL initially() [L218] COND TRUE 1 [L219] CALL updateLastVariables() [L207] last_1_var_1_27 = var_1_27 [L208] last_1_var_1_33 = var_1_33 [L209] last_1_var_1_38 = var_1_38 [L219] RET updateLastVariables() [L220] CALL updateVariables() [L150] var_1_6 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L153] var_1_8 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16] [L155] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L156] var_1_10 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L159] var_1_12 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L161] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L162] var_1_14 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L164] var_1_15 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L166] var_1_16 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L168] var_1_17 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L170] var_1_18 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L172] var_1_19 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L174] var_1_22 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L176] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L177] var_1_23 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L179] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L180] var_1_25 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L182] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L183] var_1_26 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L186] var_1_28 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L188] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L189] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L193] var_1_35 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_35 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_35 >= 64) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L196] var_1_36 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_36 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_36 >= 190) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L199] var_1_37 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L202] var_1_39 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_39 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_39 >= -63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_39 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_39 <= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=126, var_1_23=125, var_1_24=64, var_1_25=1073741823, var_1_26=3, var_1_27=1, var_1_28=125, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L220] RET updateVariables() [L221] CALL step() [L60] COND TRUE -64 <= last_1_var_1_38 [L61] COND TRUE ((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27)) [L62] var_1_24 = ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))) [L69] COND TRUE \read(var_1_8) [L70] var_1_20 = var_1_15 [L72] COND TRUE var_1_16 >= (9.99999999999994E13f * var_1_20) [L73] var_1_21 = (var_1_22 - ((((4) > (var_1_23)) ? (4) : (var_1_23)))) [L75] COND TRUE (((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f) [L76] COND TRUE \read(var_1_12) [L77] var_1_30 = var_1_26 [L84] var_1_33 = ((((((var_1_34 + var_1_35)) > ((var_1_36 - var_1_37))) ? ((var_1_34 + var_1_35)) : ((var_1_36 - var_1_37)))) - var_1_23) [L85] unsigned char stepLocal_3 = var_1_37; [L86] COND FALSE !(var_1_34 <= stepLocal_3) [L93] var_1_38 = var_1_22 [L95] unsigned char stepLocal_1 = var_1_33; [L96] COND TRUE stepLocal_1 <= var_1_30 [L97] COND TRUE \read(var_1_8) [L98] var_1_7 = ((((var_1_33) > ((var_1_10 - var_1_24))) ? (var_1_33) : ((var_1_10 - var_1_24)))) [L109] signed long int stepLocal_2 = - var_1_7; [L110] COND TRUE stepLocal_2 <= var_1_24 [L111] var_1_13 = ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) [L115] COND FALSE !((var_1_22 / var_1_28) == 32) [L118] COND TRUE (((((- var_1_13)) < ((- var_1_19))) ? ((- var_1_13)) : ((- var_1_19)))) > 8.95f [L119] COND TRUE var_1_33 <= var_1_33 [L120] var_1_31 = var_1_33 [L126] EXPR var_1_7 ^ var_1_33 [L126] COND FALSE !((~ (var_1_7 ^ var_1_33)) >= var_1_7) [L129] COND TRUE \read(var_1_8) [L130] var_1_32 = var_1_19 [L133] unsigned char stepLocal_0 = var_1_24; [L134] COND FALSE !(var_1_30 > stepLocal_0) [L141] var_1_1 = var_1_6 [L143] COND FALSE !(var_1_14 <= var_1_15) [L146] var_1_27 = var_1_30 [L221] RET step() [L222] CALL, EXPR property() [L212] EXPR ((((((((((var_1_30 > var_1_24) ? ((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < var_1_32) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : (var_1_1 == ((signed char) var_1_6))) && ((var_1_33 <= var_1_30) ? (var_1_8 ? (var_1_7 == ((unsigned short int) ((((var_1_33) > ((var_1_10 - var_1_24))) ? (var_1_33) : ((var_1_10 - var_1_24)))))) : (var_1_7 == ((unsigned short int) (var_1_10 - var_1_24)))) : (var_1_12 ? (var_1_7 == ((unsigned short int) var_1_33)) : (var_1_7 == ((unsigned short int) var_1_10))))) && (((- var_1_7) <= var_1_24) ? (var_1_13 == ((float) ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))))) : (var_1_13 == ((float) (((((var_1_16) > ((var_1_17 + var_1_18))) ? (var_1_16) : ((var_1_17 + var_1_18)))) + var_1_19))))) && (var_1_8 ? (var_1_20 == ((float) var_1_15)) : 1)) && ((var_1_16 >= (9.99999999999994E13f * var_1_20)) ? (var_1_21 == ((signed char) (var_1_22 - ((((4) > (var_1_23)) ? (4) : (var_1_23)))))) : 1)) && ((-64 <= last_1_var_1_38) ? ((((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27))) ? (var_1_24 == ((unsigned char) ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))))) : (var_1_24 == ((unsigned char) 4))) : (var_1_24 == ((unsigned char) var_1_23)))) && ((var_1_14 <= var_1_15) ? (var_1_27 == ((signed short int) (var_1_26 - ((((var_1_21) < ((var_1_23 + var_1_24))) ? (var_1_21) : ((var_1_23 + var_1_24))))))) : (var_1_27 == ((signed short int) var_1_30)))) && (((((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f)) ? (var_1_12 ? (var_1_30 == ((signed long int) var_1_26)) : (var_1_30 == ((signed long int) var_1_22))) : (var_1_30 == ((signed long int) -1)))) && (((var_1_22 / var_1_28) == 32) ? (var_1_31 == ((unsigned long int) ((((var_1_25) < (var_1_38)) ? (var_1_25) : (var_1_38))))) : (((((((- var_1_13)) < ((- var_1_19))) ? ((- var_1_13)) : ((- var_1_19)))) > 8.95f) ? ((var_1_33 <= var_1_33) ? (var_1_31 == ((unsigned long int) var_1_33)) : 1) : (var_1_31 == ((unsigned long int) var_1_33))))) && (((~ (var_1_7 ^ var_1_33)) >= var_1_7) ? (var_1_32 == ((double) var_1_15)) : (var_1_8 ? (var_1_32 == ((double) var_1_19)) : 1)) [L212-L213] return ((((((((((((var_1_30 > var_1_24) ? ((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < var_1_32) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : (var_1_1 == ((signed char) var_1_6))) && ((var_1_33 <= var_1_30) ? (var_1_8 ? (var_1_7 == ((unsigned short int) ((((var_1_33) > ((var_1_10 - var_1_24))) ? (var_1_33) : ((var_1_10 - var_1_24)))))) : (var_1_7 == ((unsigned short int) (var_1_10 - var_1_24)))) : (var_1_12 ? (var_1_7 == ((unsigned short int) var_1_33)) : (var_1_7 == ((unsigned short int) var_1_10))))) && (((- var_1_7) <= var_1_24) ? (var_1_13 == ((float) ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))))) : (var_1_13 == ((float) (((((var_1_16) > ((var_1_17 + var_1_18))) ? (var_1_16) : ((var_1_17 + var_1_18)))) + var_1_19))))) && (var_1_8 ? (var_1_20 == ((float) var_1_15)) : 1)) && ((var_1_16 >= (9.99999999999994E13f * var_1_20)) ? (var_1_21 == ((signed char) (var_1_22 - ((((4) > (var_1_23)) ? (4) : (var_1_23)))))) : 1)) && ((-64 <= last_1_var_1_38) ? ((((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27))) ? (var_1_24 == ((unsigned char) ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))))) : (var_1_24 == ((unsigned char) 4))) : (var_1_24 == ((unsigned char) var_1_23)))) && ((var_1_14 <= var_1_15) ? (var_1_27 == ((signed short int) (var_1_26 - ((((var_1_21) < ((var_1_23 + var_1_24))) ? (var_1_21) : ((var_1_23 + var_1_24))))))) : (var_1_27 == ((signed short int) var_1_30)))) && (((((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f)) ? (var_1_12 ? (var_1_30 == ((signed long int) var_1_26)) : (var_1_30 == ((signed long int) var_1_22))) : (var_1_30 == ((signed long int) -1)))) && (((var_1_22 / var_1_28) == 32) ? (var_1_31 == ((unsigned long int) ((((var_1_25) < (var_1_38)) ? (var_1_25) : (var_1_38))))) : (((((((- var_1_13)) < ((- var_1_19))) ? ((- var_1_13)) : ((- var_1_19)))) > 8.95f) ? ((var_1_33 <= var_1_33) ? (var_1_31 == ((unsigned long int) var_1_33)) : 1) : (var_1_31 == ((unsigned long int) var_1_33))))) && (((~ (var_1_7 ^ var_1_33)) >= var_1_7) ? (var_1_32 == ((double) var_1_15)) : (var_1_8 ? (var_1_32 == ((double) var_1_19)) : 1))) && (var_1_33 == ((unsigned char) ((((((var_1_34 + var_1_35)) > ((var_1_36 - var_1_37))) ? ((var_1_34 + var_1_35)) : ((var_1_36 - var_1_37)))) - var_1_23)))) && ((var_1_34 <= var_1_37) ? ((var_1_20 > var_1_20) ? (var_1_38 == ((signed char) ((((((((var_1_37) > (var_1_36)) ? (var_1_37) : (var_1_36)))) > (var_1_22)) ? (((((var_1_37) > (var_1_36)) ? (var_1_37) : (var_1_36)))) : (var_1_22))))) : (var_1_38 == ((signed char) (var_1_37 + var_1_39)))) : (var_1_38 == ((signed char) var_1_22))) ; [L222] RET, EXPR property() [L222] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=3, var_1_14=3, var_1_15=4, var_1_19=2, var_1_1=-127, var_1_20=4, var_1_21=1, var_1_22=126, var_1_23=125, var_1_24=125, var_1_25=1073741823, var_1_26=3, var_1_27=3, var_1_28=125, var_1_30=3, var_1_31=3, var_1_32=2, var_1_33=3, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=126, var_1_39=-63, var_1_6=-127, var_1_7=65409, var_1_8=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=65534, var_1_12=1, var_1_13=3, var_1_14=3, var_1_15=4, var_1_19=2, var_1_1=-127, var_1_20=4, var_1_21=1, var_1_22=126, var_1_23=125, var_1_24=125, var_1_25=1073741823, var_1_26=3, var_1_27=3, var_1_28=125, var_1_30=3, var_1_31=3, var_1_32=2, var_1_33=3, var_1_34=64, var_1_35=64, var_1_36=190, var_1_37=63, var_1_38=126, var_1_39=-63, var_1_6=-127, var_1_7=65409, var_1_8=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:29:04,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3323554ed5d8a95c631cfba7b209abf31440dbfb83bb65542e5f9a71f94c9b4b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:29:07,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:29:07,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:29:07,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:29:07,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:29:07,791 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:29:07,791 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:29:07,792 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:29:07,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:29:07,798 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:29:07,799 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:29:07,799 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:29:07,800 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:29:07,801 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:29:07,802 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:29:07,802 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:29:07,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:29:07,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:29:07,804 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:29:07,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:29:07,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:29:07,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:29:07,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:29:07,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:29:07,807 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:29:07,808 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:29:07,808 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:29:07,809 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:29:07,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:29:07,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:29:07,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:29:07,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:29:07,811 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:29:07,812 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:29:07,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:29:07,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:29:07,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:29:07,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:29:07,813 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:29:07,814 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:07,814 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:29:07,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:29:07,815 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:29:07,815 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:29:07,816 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3323554ed5d8a95c631cfba7b209abf31440dbfb83bb65542e5f9a71f94c9b4b [2023-11-23 21:29:08,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:29:08,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:29:08,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:29:08,266 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:29:08,267 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:29:08,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:11,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:29:11,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:29:11,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:11,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/e7a770993/e6815243011c4fdc9c1d0035170b6c03/FLAG48c5a0ea3 [2023-11-23 21:29:11,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/data/e7a770993/e6815243011c4fdc9c1d0035170b6c03 [2023-11-23 21:29:11,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:29:11,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:29:11,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:11,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:29:11,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:29:11,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:11" (1/1) ... [2023-11-23 21:29:11,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f61d239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:11, skipping insertion in model container [2023-11-23 21:29:11,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:11" (1/1) ... [2023-11-23 21:29:12,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:29:12,207 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i[915,928] [2023-11-23 21:29:12,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:12,369 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:29:12,389 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-7.i[915,928] [2023-11-23 21:29:12,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:12,569 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:29:12,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12 WrapperNode [2023-11-23 21:29:12,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:12,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:12,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:29:12,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:29:12,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,664 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-23 21:29:12,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:12,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:29:12,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:29:12,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:29:12,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:29:12,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:29:12,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:29:12,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:29:12,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (1/1) ... [2023-11-23 21:29:12,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:29:12,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:12,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:29:12,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:29:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:29:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:29:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:29:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:29:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:29:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:29:12,920 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:29:12,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:29:16,953 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:29:17,085 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:29:17,085 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:29:17,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:17 BoogieIcfgContainer [2023-11-23 21:29:17,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:29:17,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:29:17,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:29:17,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:29:17,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:29:11" (1/3) ... [2023-11-23 21:29:17,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fed9cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:17, skipping insertion in model container [2023-11-23 21:29:17,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:12" (2/3) ... [2023-11-23 21:29:17,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fed9cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:17, skipping insertion in model container [2023-11-23 21:29:17,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:17" (3/3) ... [2023-11-23 21:29:17,096 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-7.i [2023-11-23 21:29:17,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:29:17,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:29:17,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:29:17,193 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3eb4cf27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:29:17,194 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:29:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:29:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 21:29:17,232 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:17,233 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:17,234 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:17,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:17,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1112580181, now seen corresponding path program 1 times [2023-11-23 21:29:17,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:17,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031861426] [2023-11-23 21:29:17,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:17,263 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:17,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:17,269 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:29:17,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:29:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:18,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:29:18,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1028 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2023-11-23 21:29:18,100 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:18,101 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:18,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031861426] [2023-11-23 21:29:18,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031861426] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:18,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:18,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:29:18,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030274223] [2023-11-23 21:29:18,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:18,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:29:18,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:18,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:29:18,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:29:18,151 INFO L87 Difference]: Start difference. First operand has 92 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:29:20,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:20,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:20,356 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-11-23 21:29:20,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:29:20,392 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 216 [2023-11-23 21:29:20,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:20,403 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:29:20,404 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 21:29:20,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:29:20,414 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:20,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:29:20,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 21:29:20,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 21:29:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:29:20,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 140 transitions. [2023-11-23 21:29:20,491 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 140 transitions. Word has length 216 [2023-11-23 21:29:20,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:20,493 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 140 transitions. [2023-11-23 21:29:20,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:29:20,495 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-23 21:29:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 21:29:20,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:20,504 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:20,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:20,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:20,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:20,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:20,722 INFO L85 PathProgramCache]: Analyzing trace with hash 550632147, now seen corresponding path program 1 times [2023-11-23 21:29:20,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:20,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1297635259] [2023-11-23 21:29:20,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:20,723 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:20,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:20,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:29:20,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:29:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:21,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:29:21,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:29:23,164 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:23,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:23,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1297635259] [2023-11-23 21:29:23,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1297635259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:23,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:23,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:23,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830743552] [2023-11-23 21:29:23,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:23,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:29:23,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:23,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:29:23,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:29:23,171 INFO L87 Difference]: Start difference. First operand 90 states and 140 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:29:25,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:27,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:29,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:29,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:29,399 INFO L93 Difference]: Finished difference Result 269 states and 419 transitions. [2023-11-23 21:29:29,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:29:29,430 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 217 [2023-11-23 21:29:29,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:29,435 INFO L225 Difference]: With dead ends: 269 [2023-11-23 21:29:29,435 INFO L226 Difference]: Without dead ends: 180 [2023-11-23 21:29:29,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:29:29,438 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 81 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 71 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:29,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 405 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2023-11-23 21:29:29,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-23 21:29:29,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 151. [2023-11-23 21:29:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 78 states have (on average 1.2179487179487178) internal successors, (95), 78 states have internal predecessors, (95), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:29:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2023-11-23 21:29:29,506 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 217 [2023-11-23 21:29:29,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:29,507 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2023-11-23 21:29:29,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:29:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-11-23 21:29:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:29:29,513 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:29,513 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:29,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:29,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:29,726 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:29,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:29,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1606079060, now seen corresponding path program 1 times [2023-11-23 21:29:29,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:29,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [22045836] [2023-11-23 21:29:29,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:29,728 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:29,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:29,730 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:29:29,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:29:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:30,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:29:30,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:30,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:29:30,358 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:30,359 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:30,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [22045836] [2023-11-23 21:29:30,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [22045836] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:30,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:30,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:30,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105590931] [2023-11-23 21:29:30,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:30,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:29:30,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:30,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:29:30,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:29:30,374 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:29:32,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:29:34,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:29:34,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:34,567 INFO L93 Difference]: Finished difference Result 240 states and 374 transitions. [2023-11-23 21:29:34,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:29:34,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-23 21:29:34,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:34,604 INFO L225 Difference]: With dead ends: 240 [2023-11-23 21:29:34,604 INFO L226 Difference]: Without dead ends: 151 [2023-11-23 21:29:34,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:29:34,607 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 15 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:34,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 254 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-23 21:29:34,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-23 21:29:34,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2023-11-23 21:29:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 78 states have (on average 1.205128205128205) internal successors, (94), 78 states have internal predecessors, (94), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:29:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 234 transitions. [2023-11-23 21:29:34,650 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 234 transitions. Word has length 218 [2023-11-23 21:29:34,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:34,651 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 234 transitions. [2023-11-23 21:29:34,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:29:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 234 transitions. [2023-11-23 21:29:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:29:34,656 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:34,656 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:34,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:34,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:34,875 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:34,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:34,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1999106070, now seen corresponding path program 1 times [2023-11-23 21:29:34,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:34,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113519058] [2023-11-23 21:29:34,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:34,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:34,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:34,882 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:29:34,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb289c-d1a3-494e-8329-9272e3108cfd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:29:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:35,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 21:29:35,572 INFO L285 TraceCheckSpWp]: Computing forward predicates...